Quick Products QP-SBSBU Standard RV Bumper Support Bracket
Strengthen your RV bumper to help prevent metal fatigue or complete bumper failure
Assists in the transfer of the additional weight of cargo carriers, bike racks, etc. to the RV’s frame instead of placing it solely upon the bumper and bumper welds
Standard Support Brackets fit standard 4" x 4" bumpers only, and are compatible with the following RV frame styles: tube frames, channel frames, and I-beam frames 6" tall or larger
Increases the bumper’s maximum weight capacity to 400 lbs.
Includes two Bumper Support Brackets and all necessary mounting hardware; Easy installation with some drilling and tools required